.box3 {
    width: 1150px;
    margin: 20px auto;

    .top {
        display: flex;
        justify-content: space-between;
        align-items: center;
        height: 50px;
        width: 100%;
        background-color: #f3f3f3;
        border: 1px solid #dddcdc;

        .title1 {
            margin-left: 30px;
            font-size: 12px;
        }
    }

    
}

.collection{
    display: flex;

    .collection-left {
        width: 600px;
        
        .title {
            height: 50px;
            background-color: #f3f3f3;
            font-size: 20px;
            font-weight: 600;
            color: #7a7979;
            line-height: 50px;
            padding-left: 20px;
        }

        .top {
            width: 580px;
            height: 160px;

            .jiekuan {
                height: 50px;
                width: 580px;
                background-color: #f3f3f3;
                font-size: 16px;
                color: #7a7979;
                line-height: 50px;
                padding-left: 20px;
            }
        }

        .bottom {
            .jiekuan {
                height: 50px;
                width: 580px;
                background-color: #f3f3f3;
                font-size: 16px;
                color: #7a7979;
                line-height: 50px;
                padding-left: 20px;
            }
        }
    }
    
    .collection-right {
        width: 600px;
        
        .title {
            height: 50px;
            background-color: #f3f3f3;
            font-size: 20px;
            font-weight: 600;
            color: #7a7979;
            line-height: 50px;
            padding-left: 20px;
        }

        .jiekuan {
            height: 50px;
            width: 580px;
            background-color: #f3f3f3;
            font-size: 16px;
            color: #7a7979;
            line-height: 50px;
            padding-left: 20px;
            margin-top: 10px;
        }
    }
}
